This device is very simple to use: you put the supplied batteries, then placed the "on" position by button and pressing the button on / touch-off. Then, and this is the only problem, check the position of the wrist (left for measurement), it must be at the same level as your heart for the measurement to be reliable.
The cuff pressure rises and if the detected systolic pressure is a little high, the device returns the pressure to a suitable extent; measurement takes less than one minute say two time to get out the cuff housing and settle.
This gives a good idea of the condition of the arterial system IOP and are useful measures to communicate to her doctor.
In short, I am delighted by the quality of the device, simplicity of implementation, its carrying case.
